124142000123 has 16 divisors (see below), whose sum is σ = 127610432640. Its totient is φ = 120723249024.

The previous prime is 124142000113. The next prime is 124142000153. The reversal of 124142000123 is 321000241421.

It is a cyclic number.

It is not a de Polignac number, because 124142000123 - 2⁴ = 124142000107 is a prime.

It is a super-2 number, since 2×124142000123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 124142000095 and 124142000104.

It is not an unprimeable number, because it can be changed into a prime (124142000113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3469040 + ... + 3504642.

It is an arithmetic number, because the mean of its divisors is an integer number (7975652040).

Almost surely, 2^124142000123 is an apocalyptic number.

124142000123 is a deficient number, since it is larger than the sum of its proper divisors (3468432517).

124142000123 is a wasteful number, since it uses less digits than its factorization.

124142000123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36298.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 124142000123 its reverse (321000241421), we get a palindrome (445142241544).

The spelling of 124142000123 in words is "one hundred twenty-four billion, one hundred forty-two million, one hundred twenty-three", and thus it is an aban number.